<ARTICLE> 5
<CURRENCY> 0
       
                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-10-1997
<PERIOD-END>                               DEC-31-1997
<EXCHANGE-RATE>                                      1
<CASH>                                           7,858
<SECURITIES>                                    28,681
<RECEIVABLES>                                    3,041
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                   282
<PP&E>                                           6,559
<DEPRECIATION>                                   4,507
<TOTAL-ASSETS>                                  41,914
<CURRENT-LIABILITIES>                            7,431
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        68,063
<OTHER-SE>                                    (33,581)
<TOTAL-LIABILITY-AND-EQUITY>                    41,914
<SALES>                                         17,344
<TOTAL-REVENUES>                                19,570
<CGS>                                            1,485
<TOTAL-COSTS>                                    2,874
<OTHER-EXPENSES>                                16,862
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 297
<INCOME-PRETAX>                                    131
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                131
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       131
<EPS-PRIMARY>                                      .04
<EPS-DILUTED>                                      .01